US WARN layoff notices › Employers › Atara Biotherapeutics
Official state WARN filings by Atara Biotherapeutics since 2024, normalized from state labor department sources. Latest notice: 2025-03-18.
| Notice date | State | Location | Employees | Effective date | Type |
|---|---|---|---|---|---|
| 2025-03-18 | California | Ventura County | 31 | 2025-05-02 | Layoff Permanent |
| 2024-01-29 | California | Ventura County | 43 | 2024-03-08 | Layoff Permanent |
| 2024-01-29 | California | Ventura County | 1 | 2024-03-08 | Layoff Permanent |
Source: state WARN Act disclosures, normalized in the free US WARN notices dataset (CSV/JSON, no login, 48h-delayed, notices 2024+). WARN notices are advance notifications of plant closings and mass layoffs; actual layoff counts and dates can change after filing.